לוח משרות דרושים Senior Backend Developer

We are looking for a Python Expert to join our growing team!
This is a great opportunity to be part of one of the fastest-growing infrastructure companies in history, an organization that is in the center of the hurricane being created by the revolution in artificial intelligence.
Work in a team of top-of-the-line software engineers, developing state-of-the-art management systems for Cloud solutions managing mission-critical enterprise-level data platforms.
VAST Datas management on Cloud systems include:
A highly scalable platform featuring complex high-availability mechanisms, and advanced APIs, interoperable with a diverse software ecosystem.
A cutting-edge AI-based cloud-operated SaaS.
Deploying Vast OS in all major hyper-scalers cloud vendors.

Your Mission As a Backend Engineer, you build the scalable, resilient engine that powers the platform. Your mission is to design and implement high-performance services that handle massive scale, ensuring data integrity and system reliability for thousands of brands. Working within a product team, you will translate complex business logic into robust architectural solutions, ensuring that our infrastructure can scale as fast as our customers do.

Key Responsibilities:
Distributed Systems Design: Design and build microservices and event-driven architectures that are resilient, scalable, and maintainable. You will make critical decisions on synchronous vs. asynchronous communication and data consistency.
Data Mastery: Manage the lifecycle of data across our platform. You will design efficient database schemas (SQL & NoSQL) and optimize query performance to handle high-throughput workloads.
Operational Excellence: Embrace the You Build It, You Run It philosophy. You will own your services in production, implementing observability (logging, tracing, metrics) to detect issues before our customers do.
API Craftsmanship: Build clean, secure, and well-documented APIs (REST/GraphQL) that serve as the contract between our backend services and the frontend experience.

We are seeking a skilled Backend Engineer to join our team and implement advanced AI solutions in our travel and expense management products. The ideal candidate will have strong backend engineering expertise and enthusiasm for working with cutting-edge AI technologies.
About the Role:
You'll be responsible for designing and implementing backend services that integrate AI capabilities including large language models (LLMs), retrieval-augmented generation (RAG), and conversational interfaces into our consumer-facing products. This is an opportunity to expand your expertise into AI while leveraging your strong engineering foundation.
What Youll Do
Design and develop scalable, high-performance backend services and APIs.
Implement integrations with AI platforms and services.
Work with AI specialists to translate AI capabilities into production-ready features.
Ensure high reliability, performance, and security of AI-powered systems.
Collaborate with product and engineering teams to gather requirements and deliver solutions.

We are seeking a skilled Senior Backend Engineer to join our team and help us build our company Cognition, a multi-agent AI platform. The ideal candidate will have strong backend engineering expertise and enthusiasm for working with cutting-edge AI technologies.
About the Role:
You'll be responsible for designing and implementing backend services that integrate AI capabilities including large language models (LLMs), retrieval-augmented generation (RAG), and conversational interfaces into our consumer-facing products. This is an opportunity to expand your expertise into AI while leveraging your strong engineering foundation.
What Youll Do
Design and develop scalable, high-performance backend services and APIs
Implement integrations with AI platforms and services
Work with AI specialists to translate AI capabilities into production-ready features
Ensure high reliability, performance, and security of AI-powered systems
Collaborate with product and engineering teams to gather requirements and deliver solutions.

As a Senior Platform Engineer (Backend), you will play a key role in shaping the core infrastructure and architecture of our platform. You will be deeply involved in hands-on development, contribute to technical design, and help drive engineering excellence. In this role, you will collaborate with other engineers, share best practices, and take part in building scalable, high-quality backend systems.

Your responsibilities:
Design, develop, and test cloud-native microservices and backend components with high standards of scalability, reliability, and security.
Own key areas of the platform's infrastructure and contribute to the architecture of enterprise-grade systems.
Collaborate with engineering and product teams to translate business needs into robust technical solutions.
Work across a modern tech stack including cloud services, Linux, Docker, Kubernetes, and CI/CD pipelines.
Drive best practices in code quality, system design, observability (logs, metrics, tracing), and testing.
Stay up to date with emerging technologies and help evaluate tools that support platform evolution.
Share knowledge through code reviews and technical discussions, fostering a culture of continuous improvement.

As a Senior Backend Engineer in our Copilot team, you will play a pivotal role in shaping the architecture and evolution of our backend services. You'll work in a dynamic, collaborative environment where innovation and creativity are encouraged.

Your responsibilities:
What you'll be doing:
Architect, develop, and test cloud-native microservices, ensuring they meet our high standards of scalability and reliability.
Deeply engage with a range of tech stacks, showcasing your expertise beyond a single framework-particularly in AI technologies, LLM frameworks and cloud infrastructure, including containerized environments like Kubernetes and Docker.
Collaborate closely with cross-functional teams, including sales and customer success, to ensure our solutions are perfectly tailored to customer needs.
Grow a culture of continuous learning and improvement, mentoring team members and guiding their professional development.
Design and build systems with security at the forefront, understanding and applying key security concepts to protect our customers and their data.

Assume ownership of features and deliver value to customers
Design scalable Big Data pipelines using cutting-edge technologies
Deliver high-quality engineering applying common engineering principles
Work on building GenAI & Copilots security solutions
Think creatively about complex problems and deliver technological Innovation
Collaborate with others via open discussions, Design Reviews, and Code Reviews.

We are looking for a Senior Backend Engineer to join our R&D team in developing the new rising product in the health landscape.
As a Senior Backend Engineer, you will have an impact on how we architect, build, scale, and maintain our backend systems. You will provide technical guidance and mentorship to other engineers on the team, help establish and maintain best practices for development, and participate in the development of the companys technological roadmap. Youll solve complex engineering challenges and drive engineering excellence in a dynamic environment and rapidly increasing scale.
Our ideal candidate has a real passion for making a positive change in the world, for technology and customers, has great communication skills, and loves to constantly improve themselves, our working practices, and our code base.
This is a great opportunity to join the core team of a growing, successful startup and work with the most advanced technologies.
Responsibilities
Lead/Participate in system design and architecture discussions.
Implement and own infrastructure and features; be involved and impact the entire product lifecycle (concept, design, test, release, and production support).
Teach, mentor, grow, and provide advice to other domain experts and individual contributors.
Acquire an in-depth understanding of our technical challenges and strive to improve them.
Play a central role in technical, business, and organizational contributions.
Be a vocal advocate for technical excellence and help the team members make sound decisions.
Work with product managers, data scientists, and other team members to understand the desired requirements and provide your feedback to improve the outcome of the feature.

We are looking for a Backend Engineer to join our Data Engineering team and build backend components and data-focused infrastructure for large-scale data processing.
You will design and maintain core microservices and data pipelines that power our products and provide reliable data sources to teams across the company.
Your work will focus on customer-facing features that depend on complex data assets, with an emphasis on reliability, clear SLAs, observability, and flexibility.
What you will do:
Design and implement infrastructure for high-volume data processing
Continuously improve performance, cost, and reliability at scale
Collaborate with frontend teams on customer-facing features and applications
Work with stakeholders across the company to ensure data processes meet their requirements
Maintain high engineering standards: testing, observability, clean code, and solid CI/CD practices

Required Backend Developer - Base44
Job Description
Work on cutting-edge technologies and become an industry leader.
Improve your skills and learn from top-notch engineers.
Tackle tough problems and find creative ways to solve them.
Push your code to millions of users every day.
Solve hard problems in a simple way using TDD and clean code.
Influence the developer community.
Contribute to the OSS community.

We are seeking a driven and experienced Backend Developer to join our dynamic R&D team at our company. In this role, you will lead complex backend projects end-to-end - starting from understanding functional specifications, through writing detailed technical documentation, designing system architecture, developing and deploying high-performance backend services using modern technologies and cloud infrastructure, while closely collaborating with Product, DevOps, QA, and fellow developers to deliver robust and scalable systems, and providing technical leadership through code reviews and mentoring junior team members.
Responsibilities
What youll do:
Lead complex backend projects from functional spec, through writing detailed technical documentation, architecture, development, and deployment.
Build and maintain high-performance backend services using modern technologies and cloud infrastructure.
Collaborate closely with Product, DevOps, QA and fellow developers to deliver robust, scalable systems.
Provide technical leadership, conduct code reviews, and guide junior team members.

we are shaping the future of urban mobility. Since 2007, we've been pioneering innovative solutions for drivers and commuters, starting with our mobile parking payment service. Today, we are a leading smart mobility app that empowers millions of users to effortlessly manage their transportation needs. Our app simplifies hybrid journeys by combining various transportation modes into one convenient platform.
We are looking for a skilled and experienced Backend Developer with strong Python expertise to join our team. This is a unique opportunity to take part in shaping architecture decisions, contribute to cross-functional projects, and work with cutting-edge technologies in a fast-paced, innovation-driven environment.
Responsibilities
Lead complex backend projects from functional spec, through writing detailed technical documentation, architecture, development, and deployment.
Design, develop, and maintain scalable backend systems using Python in production environments
Build and manage cloud-native, microservices-based architectures and distributed systems
Work with a variety of data storage technologies
Collaborate with cross-functional teams including product, DevOps, and frontend
Build and manage frontend components (Angular) as needed
Communicate complex technical topics clearly to non-technical stakeholders.

Required Backend Engineer - Platform Engineering
Job Description
Play an active role in researching and developing our platform projects and agenda
Lead efforts to enhance the entire microservices development cycle by reducing the cognitive load for developers
Address developer pain points such as improving data access, optimizing event-driven workflows, and facilitating migrations
Help build the right abstractions around our services communication, data access layer, messaging, scheduling, and mass data migrations
Develop and grow as a developer by tackling diverse challenges and working on impactful projects.

Required Senior Backend Engineer - Server Core
Job Description
As a Senior Software Engineer in the Server Core team, you'll design and build scalable solutions for data storage and caching.
In your day-to-day, you will:
Build and design datastore and cache solutions
Help, advise, and guide users to get the most out of our products
Work with internal infrastructure teams
Collaborate with external suppliers like AWS.

Required Backend Engineer - Devex
Job Description
As a Backend Engineer in the Production Development team, youll build internal products and backend platforms that power how we operate and evolves its production environment. Youll design systems that make managing production safe, transparent, and efficient, helping engineers deliver with confidence and speed.
In your day-to-day, you will:
Build scalable backend platforms that manage and validate production and infrastructure changes
Design systems for safe rollout, rollback, and recovery across large-scale environments
Develop systems that detect, mitigate, and remediate production incidents
Create tools that give engineers visibility and insight into production systems
Collaborate with DevOps, infrastructure, and SRE teams to improve how production changes are planned, deployed, and monitored
Example for one of our systems could be found here:
AWS Summit Tel Aviv 2024 - Enhancing your application with GenAI to improving resiliency (MAD303)
At our scale, every production change matters - and your work will directly influence how infrastructure is changed safely and efficiently.
We believe our best work happens together, so our work model is fully in person, with 5 days a week in the office.